package task09;

import java.util.Scanner;

/**
 * @author Administrator
 */
public class Tesk7 {
    public static void main(String[] args) {
        System.out.println("请输入一个数：");
        Scanner scanner=new Scanner(System.in);
        int row = scanner.nextInt();
        for(int i=1;i<=row;i++){
            for(int k=1;k<=i;k++){
        System.out.print("*");
            }
        }
        System.out.println();
    }

}
